Dialysis machine



FIG. 1 is a perspective view of the dialysis machine showing the top, front and left sides thereof;

FIG. 2 is a perspective view of the dialysis machine showing the top, front and right sides thereof;

FIG. 3 is a front side view thereof;

FIG. 4 is a top side view thereof;

FIG. 5 is a rear side view thereof;

FIG. 6 is a left side view thereof; and,

FIG. 7 is a right side view thereof.

The broken lines in the drawing views are included for the purpose of illustrating portions of the dialysis machine that form no part of the claimed design. 

The ornamental design for a dialysis machine, as shown and described. 